| 12 |
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|
| 13 |
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#include <pwd.h> |
| 14 |
|
|
| 15 |
+ |
#ifndef DIRSEP |
| 16 |
+ |
#define DIRSEP '/' |
| 17 |
+ |
#endif |
| 18 |
+ |
#ifndef PATHSEP |
| 19 |
+ |
#define PATHSEP ':' |
| 20 |
+ |
#endif |
| 21 |
+ |
|
| 22 |
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extern char *strcpy(), *strcat(), *getenv(); |
| 23 |
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extern struct passwd *getpwnam(); |
| 24 |
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|
| 37 |
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return(NULL); |
| 38 |
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|
| 39 |
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switch (*fname) { |
| 40 |
< |
case '/': /* relative to root */ |
| 40 |
> |
case DIRSEP: /* relative to root */ |
| 41 |
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case '.': /* relative to cwd */ |
| 42 |
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strcpy(pname, fname); |
| 43 |
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return(pname); |
| 44 |
+ |
#ifndef NIX |
| 45 |
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case '~': /* relative to home directory */ |
| 46 |
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fname++; |
| 47 |
< |
if (*fname == '\0' || *fname == '/') { /* ours */ |
| 47 |
> |
if (*fname == '\0' || *fname == DIRSEP) { /* ours */ |
| 48 |
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if ((cp = getenv("HOME")) == NULL) |
| 49 |
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return(NULL); |
| 50 |
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strcpy(pname, cp); |
| 54 |
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cp = pname; /* user */ |
| 55 |
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do |
| 56 |
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*cp++ = *fname++; |
| 57 |
< |
while (*fname && *fname != '/'); |
| 57 |
> |
while (*fname && *fname != DIRSEP); |
| 58 |
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*cp = '\0'; |
| 59 |
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if ((pwent = getpwnam(pname)) == NULL) |
| 60 |
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return(NULL); |
| 61 |
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strcpy(pname, pwent->pw_dir); |
| 62 |
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strcat(pname, fname); |
| 63 |
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return(pname); |
| 64 |
+ |
#endif |
| 65 |
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} |
| 66 |
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|
| 67 |
|
if (searchpath == NULL) { /* don't search */ |
| 71 |
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/* check search path */ |
| 72 |
|
do { |
| 73 |
|
cp = pname; |
| 74 |
< |
while (*searchpath && (*cp = *searchpath++) != ':') |
| 74 |
> |
while (*searchpath && (*cp = *searchpath++) != PATHSEP) |
| 75 |
|
cp++; |
| 76 |
< |
if (cp > pname && cp[-1] != '/') |
| 77 |
< |
*cp++ = '/'; |
| 76 |
> |
if (cp > pname && cp[-1] != DIRSEP) |
| 77 |
> |
*cp++ = DIRSEP; |
| 78 |
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strcpy(cp, fname); |
| 79 |
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if (access(pname, mode) == 0) /* file accessable? */ |
| 80 |
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return(pname); |